--- a/roundup/backends/rdbms_common.py	Wed Dec 15 00:00:52 2004 +0000
+++ b/roundup/backends/rdbms_common.py	Thu Dec 16 22:22:55 2004 +0000
@@ -1,4 +1,4 @@
-# $Id: rdbms_common.py,v 1.142 2004-12-03 22:11:06 richard Exp $
+# $Id: rdbms_common.py,v 1.143 2004-12-16 22:22:55 jlgijsbers Exp $
 ''' Relational database (SQL) backend common code.
 
 Basics:
@@ -454,14 +454,21 @@
 
         return 1
 
+    def determine_all_columns(self, spec):
+        """Figure out the columns from the spec and also add internal columns
+
+        """
+        cols, mls = self.determine_columns(spec.properties.items())
+        
+        # add on our special columns
+        cols.append(('id', 'INTEGER PRIMARY KEY'))
+        cols.append(('__retired__', 'INTEGER DEFAULT 0'))
+        return cols, mls
+
     def create_class_table(self, spec):
         '''Create the class table for the given Class "spec". Creates the
         indexes too.'''
-        cols, mls = self.determine_columns(spec.properties.items())
-
-        # add on our special columns
-        cols.append(('id', 'INTEGER PRIMARY KEY'))
-        cols.append(('__retired__', 'INTEGER DEFAULT 0'))
+        cols, mls = self.determine_all_columns(spec)
 
         # create the base table
         scols = ','.join(['%s %s'%x for x in cols])